In cooling, confirm through Tc2AVE:
In heating, confirm through defrosting temp. Te:
If the failure is not confirmed as the permanent protection, outdoor will not send failure code to indoor, and
indoor will not alarm.
T
inA
VE
-25
℃
-30
℃
-35
℃
-40
℃
-45
℃
Normal operation
Min. running FQY 20HZ
SV2 OFF & 20HZ
SV2 ON & 20HZ
Keep for 5 seconds, unit stops and alarm
occurs. 3 minutes later, restart up. If it
occurs 3 times in 1 hour, it will always
alarm and stop, electrify again and failure
will be cleared.
Te
-30
℃
-35
℃
-40
℃
-45
℃
-50
℃
Normal operation
Min. running FQY 20HZ
SV2 OFF & 20HZ
SV2 ON & 20HZ
Keep for 5 seconds, unit stops and
alarm occurs. 3 minutes later, restart
up. If it occurs 3 times in 1 hour, it will
always alarm and stop, electrify again
and failure will be cleared.
-61
-
Содержание HCNL 821 XMR
Страница 2: ... 2 ...
Страница 76: ...12 2 Circuit diagram Outdoor Unit HCNL 821 XMR PCB layout 76 ...
Страница 78: ... 78 12 4 Circuit diagram Indoor Units HTFL 261 351 411 531 XMR ...